package com.study.diy;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

@Aspect //标注这个类是一个切面
public class AnnoPointCut {

    @Before("execution(* com.study.service.UserServiceImpl.*(..))")
    public void before() {
        System.out.println("=====方法执行前=====");
    }

    @After("execution(* com.study.service.UserServiceImpl.*(..))")
    public void after() {
        System.out.println("=====方法执行后=====");
    }

    //在环绕增强中，我们可以给定一个参数，代表我们要获取处理切入的点
    @Around("execution(* com.study.service.UserServiceImpl.*(..))")
    public void around(ProceedingJoinPoint jp) throws Throwable {
        System.out.println("环绕前");

        System.out.println("signature:"+jp.getSignature());  //获取签名
        Object proceed = jp.proceed();//执行方法

        System.out.println("环绕后");

    }
}
